147 lines
5.1 KiB
Python
147 lines
5.1 KiB
Python
from fastapi import FastAPI, Query
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from fastapi.responses import FileResponse, JSONResponse
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from pathlib import Path
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import asyncio
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import re
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from fastapi.middleware.cors import CORSMiddleware
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app = FastAPI(title="多进程录制控制台")
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# ---------------- 配置 ----------------
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BASE_DIR = Path(__file__).parent
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DEFAULT_LOG_DIR = BASE_DIR.parent / ".pm2" / "logs"
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MAX_LOG_LINES = 300
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# 支持的进程列表（可扩展）
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VALID_PROCESSES = {"tiktok", "youtube", "obs"}
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# CORS
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_methods=["GET"],
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allow_headers=["*"],
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)
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# ---------------- 工具 ----------------
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def strip_ansi_codes(text: str) -> str:
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return re.sub(r'\x1b\[[0-9;]*m', '', text)
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async def run_pm2(cmd: str) -> str:
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process = await asyncio.create_subprocess_shell(
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f"pm2 {cmd}",
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stdout=asyncio.subprocess.PIPE,
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stderr=asyncio.subprocess.PIPE,
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)
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try:
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stdout, stderr = await asyncio.wait_for(process.communicate(), timeout=15.0)
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return (stdout or stderr).decode(errors="ignore").strip()
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except asyncio.TimeoutError:
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process.kill()
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return "ERROR: PM2 命令超时"
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async def read_log_path(path: str, lines: int) -> str:
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if not path:
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return "无日志路径\n"
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if "/dev/null" in path:
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return "日志输出被禁用（PM2 配置为无日志）\n"
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log_file = Path(path)
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if not log_file.exists():
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return f"日志文件不存在: {path}\n"
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try:
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with open(log_file, "r", encoding="utf-8", errors="ignore") as f:
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content_lines = f.readlines()
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return "".join(content_lines[-lines:]) if content_lines else "无日志内容\n"
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except Exception as e:
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return f"读取日志失败 ({path}): {str(e)}\n"
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async def get_process_info(process: str) -> dict:
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describe_raw = await run_pm2(f"describe {process}")
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describe_clean = strip_ansi_codes(describe_raw)
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if ("No such process" in describe_clean or
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"Unknown process" in describe_clean or
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"not found" in describe_clean.lower() or
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not describe_clean.strip()):
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return {
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"process_status": "not_found",
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"out_path": None,
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"err_path": None,
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}
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status = "unknown"
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out_path = None
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err_path = None
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for line in describe_raw.splitlines():
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line_clean = strip_ansi_codes(line)
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if line_clean.count('│') < 2:
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continue
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parts = [p.strip() for p in line_clean.split('│') if p.strip()]
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if len(parts) >= 2:
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key = parts[0].lower()
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value = parts[1]
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if key == "status":
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status = value.lower()
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elif key == "out_log_path":
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out_path = value
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elif key == "err_log_path":
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err_path = value
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# 备用默认路径（仅当 describe 未提供时）
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if not out_path:
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out_path = str(DEFAULT_LOG_DIR / f"{process}-out.log")
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if not err_path:
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err_path = str(DEFAULT_LOG_DIR / f"{process}-error.log")
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return {
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"process_status": status,
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"out_path": out_path,
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"err_path": err_path,
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}
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# ---------------- 路由 ----------------
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@app.get("/start")
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async def start(process: str = Query(..., description="进程名")):
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if process not in VALID_PROCESSES:
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return JSONResponse({"output": f"无效进程名: {process}"}, status_code=400)
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output = await run_pm2(f"start {process}")
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return JSONResponse({"output": output})
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@app.get("/stop")
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async def stop(process: str = Query(..., description="进程名")):
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if process not in VALID_PROCESSES:
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return JSONResponse({"output": f"无效进程名: {process}"}, status_code=400)
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output = await run_pm2(f"stop {process}")
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return JSONResponse({"output": output})
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@app.get("/restart")
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async def restart(process: str = Query(..., description="进程名")):
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if process not in VALID_PROCESSES:
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return JSONResponse({"output": f"无效进程名: {process}"}, status_code=400)
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output = await run_pm2(f"restart {process}")
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return JSONResponse({"output": output})
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@app.get("/status")
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async def status(process: str = Query(..., description="进程名")):
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if process not in VALID_PROCESSES:
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return JSONResponse({
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"raw_status": "",
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"process_status": "invalid",
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"recent_log": f"无效进程名: {process}",
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"recent_error": ""
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})
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full_status_raw = await run_pm2("status")
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full_status = strip_ansi_codes(full_status_raw)
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info = await get_process_info(process)
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recent_log = await read_log_path(info["out_path"], MAX_LOG_LINES)
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recent_error = await read_log_path(info["err_path"], MAX_LOG_LINES)
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if info["process_status"] == "not_found":
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recent_log = "进程未注册到 PM2（可能被 pm2 delete 删除或从未保存）\n"
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recent_error = ""
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return JSONResponse({
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"raw_status": full_status,
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"process_status": info["process_status"],
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"recent_log": recent_log,
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"recent_error": recent_error,
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})
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@app.get("/")
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async def index():
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return FileResponse(BASE_DIR / "index.html")
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